The 405 nm fluorescence laser is based on semiconductor laser technology, providing the narrow linewidth, stable spectrum, and power stability required for fluorescence spectroscopy applications. The 405 nm fluorescence laser is widely used in biological analysis, medical instruments, material inspection, water quality analysis, and jewelry identification.
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Specification
| Name | Software-Controlled Laser | Manual-Controlled Laser | ||
| Appearance | ![]() |
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| Model | RHL405-10US | RHL405-10UF | RHL405-10HS | RHL405-10HF |
| Output interface | SMA | FC | SMA | FC |
| Dimensions | 70×40×38mm | 191×149×60 mm | ||
| Weight | 170g | 2kg | ||
| Supply voltage | 5V/4A | 12V/2A | ||
| Central wavelength | 405±3nm | |||
| Spectral linewidth | <2.0nm | |||
| Laser power | 0~100mW (adjustable) | |||
| Power stability | <3% P-P (2hrs) | |||
| Lifetime | 5,000 hrs | |||
| Warm-up time | 15 min | |||
| Operating temperature | 0~45℃ | |||
| Operating humidity | 5~80% | |||
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Dimensional drawing
RHL405 Software-Controlled Laser

RHL405 Manual-Controlled Laser

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Stability test


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Application
- Water Environment Research
The laser excites fluorescent substances in water (such as certain algae and organic compounds), enabling fast and sensitive detection of pollutants and dissolved oxygen levels. This non-destructive method provides detailed information on water quality, supporting environmental protection and water resource management. It is ideal for water quality analysis and monitoring applications.




